Display screen or portion thereof with a sequential graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with asequential graphical user interface showing a first image in a sequenceaccording to the ornamental design;

FIG. 2 is a second image in the sequence according to the ornamentaldesign; and,

FIG. 3 is a third image in the sequence according to the ornamentaldesign.

The broken lines showing a portion of a display screen, text, and otherimages are included for the purpose of showing portions of the articlethat form no part of the claimed design. The appearance of thetransitional image sequentially transitions between the images shown inFIGS. 1-3. The process or period in which one image transitions toanother image forms no part of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof witha sequential graphical user interface, as shown and described.